<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title></title>
	<script src="js/jquery-3.0.0.js"></script>
	<script src="js/game.js"></script>
</head>
<body>
<canvas id="canvas_id"></canvas>
<br/>
<!--
<button id="start_game" onclick="start_games()">启动游戏</button>
-->
<button id="start_game" >启动游戏</button>
</body>
</html>